{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["capabilities", "vulnerable system", "supported platform", "discoverer", "time", "vulnerability", "common vulnerabilities and exposures", "vulnerable system version"]}], "input": "And for those still on 8.4.x , there 's an upgrade to 8.4.8 , despite the fact that as an unsupported minor release , the 8.4.x line would not normally get security updates ."}
{"discover vulnerability": []}